Home / 16,405.23-24,620.40-8,514.21

Finding the Fourth Proportional to 16,405.23, 24,620.40 and 8,514.21

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Solution

The fourth proportional to 16,405.23, 24,620.40 and 8,514.21 is: 12,777.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,405.23 : 24,620.40 = 8,514.21 : x
  2. Step 2: Convert to fraction form
    16,405.23/24,620.40 = 8,514.21/x
  3. Step 3: Cross multiply
    16,405.23x = 24,620.40 × 8,514.21
  4. Step 4: Simplify right side
    16,405.23x = 209,623,255.88
  5. Step 5: Solve for x
    x = 209,623,255.88/16,405.23
  6. Step 6: Final answer
    x = 12,777.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.